“…The problem of sensitivity analysis and optimization performed on complex, nonlinear, dynamical and multilevels systems is very interesting from the methodological point of view, especially in the area of System Dynamics (SD). System Dynamics (Coyle, , 1994(Coyle, , 1996(Coyle, , 1998(Coyle, , 1999Forrester, , 1972Forrester, , 1975Kasperska, , 2002Kasperska, , 2003Sterman, 2002;Wąsik, 1997 of Management by Jay W. Forrester. The approach can be applied to dynamics problems arising in complex social, managerial, economic or ecological systems.…”